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10211009994 = 232599614887
BaseRepresentation
bin10011000001001111…
…11010010111001010
3222100121211001102100
421200213322113022
5131403004304434
64405121214230
7511016103303
oct114047722712
928317731370
1010211009994
11436a937a39
121b8b791376
13c6962ac63
146cc1ad7aa
153eb68e699
hex2609fa5ca

10211009994 has 24 divisors (see below), whose sum is σ = 22498837920. Its totient is φ = 3345980328.

The previous prime is 10211009993. The next prime is 10211010013. The reversal of 10211009994 is 49990011201.

10211009994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10211009993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4806382 + ... + 4808505.

It is an arithmetic number, because the mean of its divisors is an integer number (937451580).

Almost surely, 210211009994 is an apocalyptic number.

10211009994 is an abundant number, since it is smaller than the sum of its proper divisors (12287827926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211009994 is a wasteful number, since it uses less digits than its factorization.

10211009994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9614954 (or 9614951 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 10211009994 in words is "ten billion, two hundred eleven million, nine thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 9 18 59 118 177 354 531 1062 9614887 19229774 28844661 57689322 86533983 173067966 567278333 1134556666 1701834999 3403669998 5105504997 10211009994